Triangle T read by rows: matrix product of Pascal and Catalan triangle.

Terms

a(0) =1a(1) =2a(2) =1a(3) =5a(4) =4a(5) =1a(6) =15a(7) =14a(8) =6a(9) =1a(10) =51a(11) =50a(12) =27a(13) =8a(14) =1a(15) =188a(16) =187a(17) =113a(18) =44a(19) =10a(20) =1a(21) =731a(22) =730a(23) =468a(24) =212a(25) =65a(26) =12a(27) =1a(28) =2950a(29) =2949